Loudspeaker



FIG. 1 is a front perspective view of a loudspeaker, showing our new design;

FIG. 2 is a partially enlarged view thereof, taken from FIG. 1;

FIG. 3 is a top plan view thereof;

FIG. 4 is a partially enlarged view thereof, taken from FIG. 3;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a partially enlarged view thereof, taken from FIG. 5;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a partially enlarged view thereof, taken from FIG. 8;

FIG. 10 is a right side elevational view thereof; and,

FIG. 11 is a left side elevational view thereof.

The broken lines in the figures illustrate portions of the design that form no part of the claimed design. The dot-dash broken lines of FIGS. 1-6, 8 and 9 are included to show partially enlarged views only and form no part of the claimed design. None of the broken lines form any part of the claimed design. 

CLAIM The ornamental design for a loudspeaker, as shown and described. 